Date: Wed, 18 Jun 2003 10:07:56 -0600 From: Tillman <tillman@seekingfire.com> To: "Greg 'groggy' Lehey" <grog@FreeBSD.org> Cc: FreeBSD-Questions <freebsd-questions@FreeBSD.org> Subject: Re: Vinum: after kernel panic, incorrect avail shown on drives (long) Message-ID: <20030618100756.T32280@seekingfire.com> In-Reply-To: <20030507033755.GB73844@wantadilla.lemis.com>; from grog@FreeBSD.org on Wed, May 07, 2003 at 01:07:55PM %2B0930 References: <20030506114314.F1517@seekingfire.com> <20030507030605.GI52037@wantadilla.lemis.com> <20030506213421.C19124@seekingfire.com> <20030507033755.GB73844@wantadilla.lemis.com>
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On Wed, May 07, 2003 at 01:07:55PM +0930, Greg 'groggy' Lehey wrote: > On Tuesday, 6 May 2003 at 21:34:21 -0600, Tillman wrote: > > On Wed, May 07, 2003 at 12:36:05PM +0930, Greg 'groggy' Lehey wrote: > >> On Tuesday, 6 May 2003 at 11:43:14 -0600, Tillman wrote: > >>> Quick problem summary > >>> ===================== > >>> > >>> `vinum ld` reports 5120M of available free space on a drive that is > >>> actually full. > > <snip> > >>> Version info > >>> ============ > >>> > >>> I'm running FreeBSD 4.8-STABLE (Tue Apr 29 10:26:03 CST 2003), with no > >>> changes to kernel or vinum sources. > >> > >> Yes, I've found and fixed a bug in this area. I'll MFC it to the > >> 4-STABLE branch in a few days. > > > > Will the new code transparently correct the avail space reported (and > > whatever issues are behind that) or will I need to backup -> recreate -> > > restore? > > The problem is simply in the in-core calculations of space on the > drive. It doesn't affect anything on disk, so stopping and restarting > Vinum will fix it. The only potential danger is if you create new > subdisks on a drive. It's possible that they might overlap existing > ones, but I'm not even sure of that. You can see the drive free list > with 'vinum ld -v'. If that's correct, it's not a problem. > > Greg It took over a month, but I finally found an excuse to reboot that box (caught up on -STABLE), and `vinum ld` does indeed report the correct free space again. A belated thanks, - Tillman -- Page 38: Be sure that, in the excitement of creating a totally rad password, you resist the temptation to tell someone just to show off how smart you are. - Harley Hahn, _The Unix Companion_
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